Gunawardana, K.M.A.R.S.; Madhubashini, M.G.A.K.; Madhumali, N.G.M.; Nanayakkara, K.A.D.C.N.; Nuwanthika, G.G.T.; Pandgamage, I.D.; Rangari, S.C.; Samanpitiya, H.M.I.; Sandamali, H.D.S.; Sandhamali, N.P.A.A.; Pitigalaarachchi, P.A.A.C.; Attanayake, A.M.C.H.
(Faculty of Science, University of Kelaniya, Sri Lanka, 2016)